
#include <stdio.h>
int main()
{
  
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    printf("hello world\n")
    return 0;
}





